The requested vessel with name STELLAR IRIS and MMSI:371851268 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
STELLAR IRIS 9083093 371905000 BR PMA Feb 01, 2018 03:57 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.